Home / 30,405,959.03-45,616,712.85-8,840,560.62

Finding the Fourth Proportional to 30,405,959.03, 45,616,712.85 and 8,840,560.62

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Solution

The fourth proportional to 30,405,959.03, 45,616,712.85 and 8,840,560.62 is: 13,263,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,405,959.03 : 45,616,712.85 = 8,840,560.62 : x
  2. Step 2: Convert to fraction form
    30,405,959.03/45,616,712.85 = 8,840,560.62/x
  3. Step 3: Cross multiply
    30,405,959.03x = 45,616,712.85 × 8,840,560.62
  4. Step 4: Simplify right side
    30,405,959.03x = 403,277,315,235,557.94
  5. Step 5: Solve for x
    x = 403,277,315,235,557.94/30,405,959.03
  6. Step 6: Final answer
    x = 13,263,101.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.